Denoisr vs Krisp
Real-Time Noise Cancellation vs Post-Processing Audio Cleanup
Quick verdict
Denoisr and Krisp solve different problems at different points in your workflow. Krisp is a real-time virtual microphone that cancels background noise live during calls, meetings, and webinars — before noise ever enters the recording. Denoisr is a post-processing tool: you upload an existing audio or video file and it cleans the noise out. If your recording already happened and you need to clean it up, that is Denoisr's job. If you want silence during a live call without worrying about your environment, that is Krisp's job. Many teams use both: Krisp during the live session, Denoisr on the saved recording for final polish.
Last updated: June 2026
Choose Denoisr if …
- You have an existing recording to clean — a webinar, podcast episode, meeting replay, course narration, or interview
- You process audio and video files in batch — entire podcasts, course catalogs, or meeting archives
- You want filler-word removal, silence trimming, or AI transcription alongside noise removal
- You need video file support — MP4, MOV, MKV cleanup without installing apps
- You prefer browser-based access with no software installation
- You are on any OS and want consistent cleanup results without configuring a virtual audio device
Choose Krisp if …
- You want to prevent background noise during a live call, meeting, or webinar — in real time
- You are on customer service calls, sales demos, or live podcasts where you need noise suppression as you speak
- You want AI-generated meeting notes, summaries, and action items automatically after each call
- You host frequent live webinars where you cannot control the recording environment
- You use Teams, Slack, Discord, or Zoom and want noise suppression to work automatically in all of them
- You need background voice cancellation — blocking coworkers or family members talking nearby
Feature comparison
Denoisr vs Krisp — feature by feature
Denoisr works on files you have already recorded. Krisp works on your live audio stream during calls. They are designed for different moments in the same workflow.
| Feature | Denoisr | Krisp |
|---|---|---|
| Real-time noise cancellation | No — post-processing only | Yes — live during calls and meetings |
| Post-processing of existing recordings | Yes — upload any audio or video file | No — real-time stream only, no file upload |
| Background noise removal | ||
| Echo cancellation | Yes (in post-processing) | Yes (real-time) |
| Background voice cancellation | Yes — blocks nearby speakers in real time | |
| Filler word removal | Yes (Podcast Ready mode) | |
| Silence / dead air trimming | Yes (Podcast Ready mode) | |
| Video file support | Yes — MP4, MOV, M4V, WebM, MKV up to 1 GB | No — audio device only, no file processing |
| Transcription | Yes (Creator plan and above) | Yes — Krisp AI Meeting Notes (all plans) |
| Meeting notes / summaries / action items | Yes — automatic after every call | |
| Batch file processing | Yes (plan-based) | No — real-time stream only |
| Integration method | Browser upload — no install | Virtual audio device — system-level app install required |
| Platform | Browser (any OS) | Windows, Mac, iOS |
| Free tier | 5 credits (~5 min) on signup, no card needed | 60 min noise cancellation/week + unlimited AI meeting notes |
| Entry paid plan | Starter: $9/mo — 100 credits (100 min) | Pro: $8/mo — unlimited noise cancellation |
Pricing and features checked: June 2026
Workflow comparison
Where each tool fits in your recording workflow
Krisp works upstream — before the recording. Denoisr works downstream — after the recording. Understanding this distinction is the key to knowing which one you need.
Denoisr workflow
Upload an existing audio or video file → choose a cleanup mode (Clean Noise, Enhance Voice, or Podcast Ready) → compare before/after → download the cleaned file. No app to install. Works entirely after the fact on recordings you already have — meeting replays, webinar exports, podcast episodes, interview recordings.
Krisp workflow
Install the Krisp desktop app → set Krisp as your virtual microphone and speaker in Zoom, Teams, Slack, Discord, or any other app → join any call and noise is cancelled live before it enters the recording. Set it once, it works automatically on every call. After the call, Krisp can generate AI meeting notes.
How they work together
Krisp works upstream (before the recording is captured) and Denoisr works downstream (after the file exists). If you hosted a live webinar with Krisp active, your recording is already cleaner. Run it through Denoisr afterward for final voice enhancement and filler-word polish before publishing the on-demand replay. The tools are complementary, not competing.
Try Denoisr on your own recording
Upload the meeting, webinar, or interview recording you want to clean. Compare the result to what Krisp would prevent in real time.
Best for spoken-word audio.
Drop your audio or video file here
Upload a webinar, meeting, or interview recording to hear how Denoisr handles post-processing cleanup.
Sign up free — 5 credits included, no card required.
One file at a time
Upgrade to Starter for 2-file batches
Pricing
Pricing comparison
Denoisr charges per minute of audio processed. Krisp charges per user per month for unlimited real-time noise cancellation.
| Plan | Denoisr | Krisp |
|---|---|---|
| Free tier | 5 credits (~5 min), one-time on signup | 60 min noise cancellation/week + unlimited AI meeting notes |
| Entry paid plan | Starter: $9/mo — 100 credits/mo (100 min) | Pro: $8/mo — unlimited noise cancellation |
| Mid-tier | Creator: 500 credits/mo + transcription | No mid-tier |
| High-volume / team | Pro: 1,500 credits/mo, files up to 4 hr | Business: $12/user/mo — team management, admin controls |
| Annual discount | ||
| Pay-as-you-go | Yes — credit packs available | No — subscription only |
| Billing unit | 1 credit = 1 minute of file processed, rounded up | Monthly per-user subscription |
Pricing and features checked: June 2026
Honest limitations
Where each tool falls short
Neither tool does everything. Here is where each one hits its limits.
Denoisr limitations
- Cannot cancel noise in real time — you need an existing recording first
- No virtual microphone integration with Zoom, Teams, or any conferencing app
- No meeting notes, summaries, or action-item extraction
- Sudden unpredictable noise spikes (door slams, dog barks) in recordings may still need manual editing
- Free tier is small (5 min one-time) compared to Krisp's 60 min/week
Krisp limitations
- Cannot clean an existing recording — if a session was recorded without Krisp running, it cannot be processed retroactively
- No filler-word removal, silence trimming, or batch file processing
- No video file support — Krisp is an audio device, not a file processor
- No transcription of uploaded files — only live AI meeting notes during calls
- Desktop app required — no browser-only option
- Free tier limited to 60 min of noise cancellation per week, which may not cover heavy call schedules
Best for
Which tool works better for your situation
Meeting recording cleanup
If you have a recorded meeting — Zoom export, Teams recording, Loom video — and need to clean the audio before sharing it as a replay, transcript, or LMS content, use Denoisr. Krisp cannot process recordings after the fact.
Live call noise suppression
If you are on customer service calls, sales demos, or remote interviews and need to sound clean in real time regardless of your environment, Krisp is the right tool. Denoisr has no real-time capability.
Podcast production — live and post
Use Krisp during the live recording session to reduce room noise at the source. Then run the exported audio file through Denoisr's Podcast Ready mode to remove filler words, trim dead air, and polish voice quality before publishing.
Webinar on-demand replay cleanup
After your live webinar ends, the exported recording often has ambient noise, inconsistent levels, or dead air. Upload it to Denoisr to clean it up before hosting it as an on-demand asset. Krisp could have reduced noise live, but Denoisr handles the recording that already exists.
AI meeting notes and summaries
If you want automatic summaries, action items, and searchable transcripts generated from every call, Krisp's AI Meeting Notes feature covers this on all plans including the free tier. Denoisr does not generate meeting notes.
Denoisr at a glance
Denoisr vs Krisp — common questions
Is Denoisr better than Krisp?+
They are not directly comparable — they work at different stages of your workflow. Krisp cancels noise live during calls before the recording is made. Denoisr cleans noise from recordings that already exist. If you need to clean a file, Krisp cannot help. If you need live suppression during a call, Denoisr cannot help. The right answer usually depends on whether the recording already happened.
Can Krisp clean an existing recording?+
No. Krisp is a real-time virtual audio device. It can only process live audio streams during an active call or session. If you already have a recording — a Zoom export, podcast file, or webinar video — Krisp cannot clean it retroactively. That is exactly what Denoisr is designed for.
Can Denoisr work in real time during a Zoom call?+
No. Denoisr is a post-processing tool. You upload a file after the recording is done, and it cleans the noise from the existing audio. It does not integrate as a virtual microphone and cannot filter your live audio stream during a call. For real-time noise suppression, Krisp is the right tool.
Do I need both Denoisr and Krisp?+
Many content creators, educators, and remote teams use both together. Krisp handles live calls, and Denoisr polishes the saved recording afterward. If you only do post-production cleanup of existing files, Denoisr alone is enough. If you only need clean audio during live calls and do not need to edit the recordings, Krisp alone may be sufficient.
Which is better for webinar recordings?+
Denoisr is better for cleaning a webinar recording that already exists. Upload the exported video or audio file and Denoisr will reduce background noise and enhance voice quality for the on-demand version. Krisp would have been useful during the live webinar to reduce noise at source — but it cannot touch the recording after the fact.
Compare the results on your own recording
Upload the recording you want to clean and hear what post-processing cleanup sounds like. Five free Denoisr credits — no card needed.